Local Data Search

 
USA.com / Colorado / Adams County / Population and Races / Historical First Ancestry Data

Adams County Historical First Ancestry Data

 

ACS 2010-2014 data

410,807 (89.00%) out of the total population of 461,558 reported first ancestry.

 Adams County% of the Total PopulationColoradoU.S.
Arab8090.18%, see rank0.39%0.56%
Czech2,0710.45%, see rank0.70%0.47%
Danish2,4750.54%, see rank0.82%0.42%
Dutch5,0591.10%, see rank1.81%1.40%
English29,3266.35%, see rank10.49%8.02%
French10,9902.38%, see rank3.48%3.34%
German72,87215.79%, see rank20.88%15.03%
Greek1,0110.22%, see rank0.38%0.41%
Hungarian1,3530.29%, see rank0.39%0.46%
Irish39,3678.53%, see rank12.04%10.80%
Italian19,6994.27%, see rank5.10%5.52%
Norwegian7,5731.64%, see rank2.18%1.42%
Polish7,9391.72%, see rank2.51%3.01%
Portuguese4690.10%, see rank0.21%0.44%
Russian3,3330.72%, see rank1.09%0.92%
Scotch-Irish3,5780.78%, see rank1.27%0.99%
Scottish7,0241.52%, see rank2.56%1.72%
Subsaharan African3,1120.67%, see rank0.73%0.95%
Swedish7,7561.68%, see rank2.43%1.27%
Swiss1,4290.31%, see rank0.46%0.30%
Ukrainian8320.18%, see rank0.25%0.31%
American30,9256.70%, see rank5.18%7.12%
Welsh2,7800.60%, see rank0.92%0.57%

ACS 2008-2012 data

404,857 (91.39%) out of the total population of 442,996 reported first ancestry.

 Adams County% of the Total PopulationColoradoU.S.
Arab9780.22%, see rank0.36%0.53%
Czech2,6880.61%, see rank0.73%0.50%
Danish2,2690.51%, see rank0.90%0.45%
Dutch5,9141.34%, see rank1.91%1.51%
English30,8386.96%, see rank11.19%8.53%
French12,3112.78%, see rank3.75%3.54%
German77,00017.38%, see rank22.06%15.79%
Greek1,2570.28%, see rank0.40%0.42%
Hungarian1,2500.28%, see rank0.42%0.48%
Irish38,9618.79%, see rank12.52%11.36%
Italian19,2104.34%, see rank5.22%5.66%
Norwegian7,6941.74%, see rank2.26%1.46%
Polish8,3301.88%, see rank2.55%3.13%
Portuguese7050.16%, see rank0.20%0.46%
Russian3,6330.82%, see rank1.15%0.97%
Scotch-Irish3,6940.83%, see rank1.37%1.07%
Scottish7,1841.62%, see rank2.69%1.81%
Subsaharan African2,7140.61%, see rank0.64%0.93%
Swedish8,0621.82%, see rank2.64%1.34%
Swiss1,6430.37%, see rank0.48%0.31%
Ukrainian6680.15%, see rank0.25%0.31%
American28,2996.39%, see rank4.88%6.72%
Welsh2,7290.62%, see rank0.93%0.60%

ACS 2006-2010 data

393,674 (92.56%) out of the total population of 425,330 reported first ancestry.

 Adams County% of the Total PopulationColoradoU.S.
Arab1,0720.25%, see rank0.33%0.50%
Czech2,7200.64%, see rank0.78%0.53%
Danish1,9930.47%, see rank0.95%0.48%
Dutch5,8021.36%, see rank1.98%1.63%
English32,8007.71%, see rank11.90%9.02%
French13,1383.09%, see rank3.96%3.77%
German81,19919.09%, see rank22.99%16.51%
Greek9860.23%, see rank0.40%0.44%
Hungarian1,4630.34%, see rank0.43%0.51%
Irish40,6619.56%, see rank12.87%11.76%
Italian19,1024.49%, see rank5.18%5.78%
Norwegian7,3901.74%, see rank2.34%1.51%
Polish8,9362.10%, see rank2.54%3.24%
Portuguese9120.21%, see rank0.22%0.47%
Russian3,9230.92%, see rank1.23%1.01%
Scotch-Irish6,4141.51%, see rank2.21%1.72%
Scottish7,0691.66%, see rank2.86%1.92%
Subsaharan African1,6860.40%, see rank0.55%0.91%
Swedish8,3471.96%, see rank2.81%1.41%
Swiss1,7160.40%, see rank0.52%0.33%
Ukrainian8470.20%, see rank0.27%0.31%
American23,4585.52%, see rank4.46%6.28%
Welsh2,4180.57%, see rank0.96%0.63%

ACS 2005-2009 data

389,769 (92.93%) out of the total population of 419,439 reported first ancestry.

 Adams County% of the Total PopulationColoradoU.S.
Arab1,4000.33%, see rank0.33%0.50%
Czech2,9790.71%, see rank0.80%0.54%
Danish2,2240.53%, see rank0.99%0.49%
Dutch6,5141.55%, see rank2.06%1.68%
English34,9478.33%, see rank12.26%9.29%
French13,7333.27%, see rank4.07%3.90%
German84,89120.24%, see rank23.49%16.89%
Greek1,2050.29%, see rank0.42%0.45%
Hungarian1,5540.37%, see rank0.45%0.52%
Irish43,54510.38%, see rank13.00%12.01%
Italian19,6594.69%, see rank5.20%5.91%
Norwegian8,3812.00%, see rank2.40%1.55%
Polish10,0182.39%, see rank2.56%3.32%
Portuguese1,0840.26%, see rank0.22%0.48%
Russian4,3751.04%, see rank1.28%1.04%
Scotch-Irish6,6211.58%, see rank2.31%1.77%
Scottish7,2091.72%, see rank2.90%1.97%
Subsaharan African1,6120.38%, see rank0.55%0.88%
Swedish8,9382.13%, see rank2.84%1.45%
Swiss1,4360.34%, see rank0.50%0.34%
Ukrainian1,0540.25%, see rank0.27%0.32%
American23,6325.63%, see rank4.64%6.43%
Welsh2,5950.62%, see rank0.99%0.65%

US Census 2000 data

302,561 (83.15%) out of the total population of 363,857 reported first ancestry.

 Adams County% of the Total PopulationColoradoU.S.
Arab5540.15%, see rank0.24%0.36%
Czech1,4140.39%, see rank0.37%0.27%
Danish1,5740.43%, see rank0.61%0.30%
Dutch3,5300.97%, see rank1.12%0.91%
English20,1835.55%, see rank7.68%5.91%
French7,6512.10%, see rank2.24%2.39%
German54,03814.85%, see rank15.70%10.81%
Greek7690.21%, see rank0.28%0.34%
Hungarian8850.24%, see rank0.27%0.32%
Irish23,2306.38%, see rank7.36%6.85%
Italian13,0413.58%, see rank3.69%4.59%
Norwegian5,6551.55%, see rank1.83%1.15%
Polish4,9321.36%, see rank1.56%2.24%
Portuguese3150.09%, see rank0.11%0.33%
Russian1,3440.37%, see rank0.69%0.68%
Scotch-Irish4,2011.15%, see rank1.52%1.17%
Scottish4,1741.15%, see rank1.70%1.12%
Subsaharan African1,0960.30%, see rank0.38%0.61%
Swedish4,8521.33%, see rank1.72%0.87%
Swiss7110.20%, see rank0.28%0.19%
Ukrainian6140.17%, see rank0.19%0.24%
American17,0064.67%, see rank5.15%7.33%
Welsh1,2170.33%, see rank0.49%0.31%

* ACS stands for U.S. Census American Community Survey. According to the U.S. Census, if the date is a range, you can interpret the data as an average of the period of time.


 
The USA.com website and domain are privately owned and are not operated by or affiliated with any government or municipal authority.
© 2025 World Media Group, LLC.